54770920 ÷ 378 
We want to divide 54770920 by 378.

Let's proceed to step 1:
If we divide 5 by 378, we get 0 and a remainder of 5.
Put 0 as the next digit of the answer. 
Result so far: 0.0
If we subtract 0 from 5, we get 5.
Append the next digit (4) from the dividend to 5 and continue with: 54 / 378

Moving on to step 2:
If we divide 54 by 378, we get 0 and a remainder of 54.
Use 0 as the next digit of our solution. 
Result so far: 0.0
The remainder is 54 after subtracting 0 from 54.
Append the next digit (7) from the dividend to 54 and continue with: 547 / 378

Advancing to step 3:
If we divide 547 by 378, we get 1 and a remainder of 169.
The number 1 becomes the next digit in our result. 
Result so far: 1.0
Deduct 378 from 547 and we're left with 169.
Fetch the next digit (7) from the dividend, attach it to 169 and continue: 1697 / 378

Going ahead to step 4:
378 goes into 1697 4 times with a remainder of 185.
Put 4 as the next digit of the answer. 
Result so far: 14.0
The remainder is 185 after subtracting 1512 from 1697.
Grab the next digit (0) from the dividend, add it to 185, then carry on: 1850 / 378

Step 5:
When dividing 1850 by 378, we get 4 with a remainder of 338.
Use 4 as the next digit of our solution. 
Result so far: 144.0
The remainder is 338 after subtracting 1512 from 1850.
Grab the next digit (9) from the dividend, add it to 338, then carry on: 3389 / 378

Going ahead to step 6:
If we divide 3389 by 378, we get 8 and a remainder of 365.
Record the quotient 8 as the next digit in the result. 
Result so far: 1448.0
Subtracting 3024 from 3389 leaves us with 365.
Take the next digit (2) from the dividend and append it to 365, then repeat: 3652 / 378

Moving on to step 7:
378 goes into 3652 9 times with a remainder of 250.
The next digit of our result is 9. 
Result so far: 14489.0
The remainder is 250 after subtracting 3402 from 3652.
Take the next digit (0) from the dividend and append it to 250, then repeat: 2500 / 378

Going ahead to step 8:
378 goes into 2500 6 times with a remainder of 232.
Use 6 as the next digit of our solution. 
Result so far: 144896.0
The remainder is 232 after subtracting 2268 from 2500.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2320, and continue the process.

Advancing to step 9:
2320 divided by 378 is 6 with a remainder of 52.
Put 6 as the next digit of the answer. 
Result so far: 144896.6
Subtracting 2268 from 2320 leaves us with 52.
Since there are no more digits in the dividend, we add a zero to the remainder making it 520, and continue the process.

On to step 10:
378 can be fit into 520 1 times, resulting in a remainder of 142.
The next digit of our result is 1. 
Result so far: 144896.61
If we subtract 378 from 520, we get 142.
Since there are no more digits in the dividend, we add a zero to the remainder making it 1420, and continue the process.

On to step 11:
The number 378 fits into 1420 3 times, leaving a remainder of 286.
The number 3 becomes the next digit in our result. 
Result so far: 144896.613
The remainder is 286 after subtracting 1134 from 1420.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2860, and continue the process.

On to step 12:
378 can be fit into 2860 7 times, resulting in a remainder of 214.
The next digit of our result is 7. 
Result so far: 144896.6137
The remainder is 214 after subtracting 2646 from 2860.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2140, and continue the process.

On to step 13:
The number 378 fits into 2140 5 times, leaving a remainder of 250.
Record the quotient 5 as the next digit in the result. 
Result so far: 144896.61375
Subtracting 1890 from 2140 leaves us with 250.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2500, and continue the process.

Going ahead to step 14:
The number 378 fits into 2500 6 times, leaving a remainder of 232.
Put 6 as the next digit of the answer. 
Result so far: 144896.613756
If we take 2268 away from 2500, we end up with 232.
Since there are no more digits in the dividend, we add a zero to the remainder making it 2320, and continue the process.

Going ahead to step 15:
When dividing 2320 by 378, we get 6 with a remainder of 52.
Record the quotient 6 as the next digit in the result. 
Result so far: 144896.6137566
If we take 2268 away from 2320, we end up with 52.
Since there are no more digits in the dividend, we add a zero to the remainder making it 520, and continue the process.

The final outcome is 144896.6137566, with a leftover of 5.2e-07.